B03 313912365231 - Philips 32PFL3406D/78 Service Manual

Circuit Diagrams and PWB Layouts

10-11 B03 313912365231

Class-D & muting
Class-D & muting
B03
3400
+24VAUDIO
4R7
F401
AOUTR
F402
AOUTL
F411
MUTE
F412
A_STBY
GND-AUDIO
7400-2
TPA3123D2PWP
VIA
26
27
VIA
28 VIA VIA
29
GND-AUDIO
VIA
GND-AUDIO
+12VS
I424
F408
+5V_SW
1 6
7402-1
BC857BS(COL)
2
I425
3411 3413
4K7 1K8
RES
4
I423
7402-2
3409
BC857BS(COL)
5
56K
3
6401
F413
BAS316
RES
3415
1R0
F414
SW_MUTE
I443
RESET_AUDIO I445 3437
F417 3K0
1
3
L11M1.1L LA 10.
+24VAUDIO
F400
I411 I412
GND-AUDIO
7400-1
2406 I401
TPA3123D2PWP
AVCC L R
47n
PVCC
Φ
BSR
6
CLASS-D
R
2407 I403 IN
AUDIO AMP
5
L OUT
47n
18
0
17 GAIN
1
I405
2408 1u0 11
GND-AUDIO VCLAMP
2409 1u0 I406 7
BYPASS
4
MUTE
2
SD
PGND
AGND L R
GND_HS
GND-AUDIO
37
36
35
34
GND-AUDIO
+12VS
F416
3412
1K0
7403
BC847BW
3
F409
4401 1
I433
2
3426
6402
47K
BAT54C 2
I429
1
7404
3
BC857BW
+3V3STBY
7405
BSS84
2 3
1
+3V3STBY
3
7414
BC847BW
2
EN 79
GND-AUDIO
GND-AUDIO
I413 2411
16
I415 5402
I417
220n
15
R 22u 35V
22
5403
L I416
I418
I414
2412
21
35V
BSL 22u
220n
GND-AUDIO
F415
3
I431
3428
1 7406
2SD2653K
1K0
2
AOUTL
AOUTR
3
3427
I432
1
7407
2SD2653K
1K0
2
A_STBY
back to
2011-Jun-24
div. table
LEFT_SPEAKER
GND-AUDIO
RIGHT_SPEAKER
2415
RIGHT_SPEAKER
220u
2416
LEFT_SPEAKER
220u
I434
F410
3422-4 3422-3
100K 100K
3422-2
100K
3422-1
2426 10u
1
100K
GND-AUDIO
GND-AUDIO
RESERVED
RES
3431
47K
2
RES
7411 RES
1
I436 RES
BC857BW
3432
7412
3 2SD2653K
1K0
HP_LOUT
HP_ROUT
RES
RES 3435 I437
7413
2SD2653K
1K0
PCB SB SSB
BERINALE BRZ DIG
B03
1735 1D38
F404 1 1
LEFT +
F405 2 2
GND SND
3 3
RIGHT -
F406 4
2041145-3
2041145-4
DC_PROT
3
7408
BC847BW
2
GND-AUDIO
DC-DETECTION
1 2011-04-18
3139 123 6523
19131_004_110615.eps
110615